clang-tools-extra/clang-tidy/readability/RedundantCastingCheck.h

   1 //===--- RedundantCastingCheck.h - clang-tidy -------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCASTINGCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCASTINGCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13
  14 namespace clang::tidy::readability {
  15
  16 /// Detects explicit type casting operations that involve the same source and
  17 /// destination types, and subsequently recommend their removal.
  18 ///
  19 /// For the user-facing documentation see:
  20 /// http://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-casting.html
  21 class RedundantCastingCheck : public ClangTidyCheck {
  22 public:
  23   RedundantCastingCheck(StringRef Name, ClangTidyContext *Context);
  24   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  25   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  26   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  27   std::optional<TraversalKind> getCheckTraversalKind() const override {
  28     return TK_IgnoreUnlessSpelledInSource;
  29   }
  30
  31 private:
  32   const bool IgnoreMacros;
  33   const bool IgnoreTypeAliases;
  34 };
  35
  36 } // namespace clang::tidy::readability
  37
  38 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCASTINGCHECK_H